// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_MESSAGE_CENTER_VIEWS_NOTIFICATION_PROGRESS_BAR_H_
#define UI_MESSAGE_CENTER_VIEWS_NOTIFICATION_PROGRESS_BAR_H_

#include "base/macros.h"
#include "ui/gfx/animation/animation_delegate.h"
#include "ui/gfx/animation/linear_animation.h"
#include "ui/message_center/message_center_export.h"
#include "ui/views/controls/progress_bar.h"

namespace message_center {

class MESSAGE_CENTER_EXPORT NotificationProgressBarBase
    : public views::ProgressBar {
public:
    virtual bool is_indeterminate() = 0;

private:
    // Overriden from views::ProgressBar (originally from views::View)
    gfx::Size GetPreferredSize() const override;
};

class MESSAGE_CENTER_EXPORT NotificationProgressBar
    : public NotificationProgressBarBase {
public:
    NotificationProgressBar();
    ~NotificationProgressBar() override;

    bool is_indeterminate() override;

private:
    // Overriden from views::ProgressBar (originally from views::View)
    void OnPaint(gfx::Canvas* canvas) override;

    DISALLOW_COPY_AND_ASSIGN(NotificationProgressBar);
};

class MESSAGE_CENTER_EXPORT NotificationIndeterminateProgressBar
    : public NotificationProgressBarBase,
      public gfx::AnimationDelegate {
public:
    NotificationIndeterminateProgressBar();
    ~NotificationIndeterminateProgressBar() override;

    bool is_indeterminate() override;

private:
    // Overriden from views::ProgressBar (originally from views::View)
    void OnPaint(gfx::Canvas* canvas) override;

    // Overriden from gfx::AnimationDelegate
    void AnimationProgressed(const gfx::Animation* animation) override;
    void AnimationEnded(const gfx::Animation* animation) override;

    scoped_ptr<gfx::LinearAnimation> indeterminate_bar_animation_;

    DISALLOW_COPY_AND_ASSIGN(NotificationIndeterminateProgressBar);
};

} // namespace message_center

#endif // UI_MESSAGE_CENTER_VIEWS_NOTIFICATION_PROGRESS_BAR_H_
